feat: Complete Z.CRM system with all 6 modules

✨ Features:
- Complete authentication system with JWT
- Dashboard with all 6 modules visible
- Contact Management module (Salesforce-style)
- CRM & Sales Pipeline module (Pipedrive-style)
- Inventory & Assets module (SAP-style)
- Tasks & Projects module (Jira/Asana-style)
- HR Management module (BambooHR-style)
- Marketing Management module (HubSpot-style)
- Admin Panel with user management and role matrix
- World-class UI/UX with RTL Arabic support
- Cairo font (headings) + Readex Pro font (body)
- Sample data for all modules
- Protected routes and authentication flow
- Backend API with Prisma + PostgreSQL
- Comprehensive documentation

🎨 Design:
- Color-coded modules
- Professional data tables
- Stats cards with metrics
- Progress bars and status badges
- Search and filters
- Responsive layout

📊 Tech Stack:
- Frontend: Next.js 14, TypeScript, Tailwind CSS
- Backend: Node.js, Express, Prisma
- Database: PostgreSQL
- Auth: JWT with bcrypt

🚀 Production-ready frontend with all features accessible

backend/src/routes/index.ts

@@ -0,0 +1,40 @@
+import { Router } from 'express';
+import authRoutes from '../modules/auth/auth.routes';
+import contactsRoutes from '../modules/contacts/contacts.routes';
+import crmRoutes from '../modules/crm/crm.routes';
+import hrRoutes from '../modules/hr/hr.routes';
+import inventoryRoutes from '../modules/inventory/inventory.routes';
+import projectsRoutes from '../modules/projects/projects.routes';
+import marketingRoutes from '../modules/marketing/marketing.routes';
+
+const router = Router();
+
+// Module routes
+router.use('/auth', authRoutes);
+router.use('/contacts', contactsRoutes);
+router.use('/crm', crmRoutes);
+router.use('/hr', hrRoutes);
+router.use('/inventory', inventoryRoutes);
+router.use('/projects', projectsRoutes);
+router.use('/marketing', marketingRoutes);
+
+// API info
+router.get('/', (req, res) => {
+  res.json({
+    name: 'Z.CRM API',
+    version: '1.0.0',
+    description: 'نظام إدارة علاقات العملاء - Enterprise CRM System',
+    modules: [
+      'Auth',
+      'Contact Management',
+      'CRM',
+      'HR Management',
+      'Inventory & Assets',
+      'Tasks & Projects',
+      'Marketing',
+    ],
+  });
+});
+
+export default router;
+